| Schedule of intangible assets |
| | | | | | | | | (in thousands of euros) | | January 1, 2025 | | Increases | | Decreases | | December 31, 2025 | Library of compounds | | 2,142 | | — | | — | | 2,142 | Software | | 1,806 | | — | | (7) | | 1,798 | Intangible assets in progress | | — | | 153 | | — | | 153 | Intangible assets, gross | | 3,947 | | 153 | | (7) | | 4,094 | Amortization and impairment of library of compounds | | (2,141) | | — | | — | | (2,141) | Amortization and impairment of software | | (1,757) | | (112) | | — | | (1,770) | Amortization and impairment | | (3,899) | | (112) | | — | | (3,911) | Intangible assets, net | | 48 | | 41 | | (7) | | 182 |
| | | | | | | | | (in thousands of euros) | | January 1, 2024 | | Increases | | Decreases | | December 31, 2024 | Library of compounds | | 2,142 | | — | | — | | 2,142 | Software | | 1,784 | | 21 | | — | | 1,806 | Intangible assets, gross | | 3,926 | | 21 | | — | | 3,947 | Amortization of library of compounds | | (1,816) | | (325) | | — | | (2,141) | Amortization of software | | (1,568) | | (189) | | — | | (1,757) | Amortization | | (3,384) | | (514) | | — | | (3,899) | Intangible assets, net | | 541 | | (493) | | — | | 48 |
| | | | | | | | | (in thousands of euros) | | January 1, 2023 | | Increases | | Decreases | | December 31, 2023 | Library of compounds | | 2,142 | | — | | — | | 2,142 | Software | | 1,590 | | 194 | | — | | 1,784 | Intangible assets, gross | | 3,732 | | 194 | | — | | 3,926 | Amortization of library of compounds | | (1,651) | | (165) | | — | | (1,816) | Amortization of software | | (1,512) | | (56) | | — | | (1,568) | Amortization | | (3,164) | | (221) | | — | | (3,384) | Intangible assets, net | | 568 | | (27) | | — | | 541 |
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